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Along with the unceasing development of technical innovation, the requirement for miner's lamp is more and more high, the lead sour miner's lamp of storage battery in coal mine enterprise gets extensive application.

随着科技创新的不断发展，对矿灯的要求越来越高，铅酸蓄电池矿灯在煤矿企业得到广泛应用。

"Inefficient in comparison with fluorescent lamp s and electric discharge lamp s, incandescent lighting is today reserved mainly for domestic use."

同萤光灯和放电灯相比，白炽灯的效率不高，现今主要还是家用电灯。

With the non-burning lamp core of the candle lamp, large amounts of cotton thread is saved.

与非燃烧灯的核心部分，蜡烛灯，大量的棉线是岸。

Lamp Current Crest Factor: Ratio of peak current to the root mean square lamp Current.

灯管电流峰值因数：峰值电流与灯管电流平方根的比值。。

Using this method, wide dimming range can be achieved with narrow frequency range and constant DC link voltage. And the lamp current keeps perfect sine wave all the time, which means low lamp current crest factor is obtained. Its validity is verified by simulation and experiment.

本章最后提出了一种基于T型滤波器的新型的调光方法，采用此方法可以在保持逆变器直流母线电压和开关占空比不变的情况下，只需很窄的频率范围就能达到非常宽的调光范围，而且在整个调光范围内灯电流都基本上是完美的正弦波，这就意味着可以始终保持很低的灯电流波峰因数，仿真和实验结果充分验证了它的优点。

R. Lamp Current Crest Factor: For 60Hz operation, the ratio of peak lamp current to the root mean square RMS

R。 为灯电流的最大峰值与均方根有效值之比。为避免操作阴极，标准规定LCCF 不得超过1.7 。

The solar-powered lighting system developed in this study possesses a few advantages, including energy conservation, high efficiency, a low lamp-current crest factor and a low starting lamp-voltage, which all conform to the general intention of green lighting.

本文所设计的太阳能萤光灯照明系统，具有节能、高效率、低灯管电流峰值因数及低启动电压的优点，能符合绿色照明之实用潮流。

The experimental results indicate that the crest factor of the lamp current is 1.41 when the output power of the fluorescent lamp is 36 W. The power factor is 0.99 and the efficiency of the ballast is 91% when the system is in utility grid-connected.

由实验结果显示，当萤光灯输出36W时，灯管电流峰值因数约1.41；执行市电并联时，市电侧之功率因数约0.99，整体电路之效率约91%。

To improve the characteristic of stamping process for lamp holder shell,the operation principle and structural design of multi-position progressive drawing and blanking die for lamp holder shell were described.

针对灯头壳零件的结构特点和生产要求，介绍了灯头壳多工位拉深级进模的结构设计要点和工作原理。

JIADUO INTELLECTURE INSECT MONITORING LAMP based on the principle that the blacklight lure insects, utilize the stainless steel materials, combined with biology character and modern technology of light, electricity , numerical control, it compares with the old monitoring lamp have the following function

佳多牌虫情测报灯根据黑光灯诱虫原理，采用不锈钢材料，充分利用现代光、电、数控技术，与老式虫情测报灯相比，具有以下优点：1、诱虫装置结构合理。

Methods Clinical data of 3 cases of bile duct injury during laparoscopic cholecystectomy were analyzed retrospectively.

回顾总结3例LC术中胆管损伤的临床资料，分析3例胆管损伤的原因及对策。

These techniques are applied to the gobang.

本文将这些技术用于五子棋中。